上游原料
2-(4-piperidinyl)-1H-benzimidazole；2-(Piperidin-4-yl)benzimidazole;4-(Benzimidazol-2-yl)piperidine；2-Piperidin-4-yl-1H-benzimidazole4-[1-(4,4-dimethyl-4,5-dihydro-1,3-oxazol-2-yl)-1-methylethyl]phenethyl 4-methylbenzenesulfonate2-(1-{4-[1-(4,4-dimethyl-4,5-dihydro-1,3-oxazol-2-yl)-1-methylethyl]phenethyl}-4-piperidinyl)-1H-benzimidazole1-chloro-2-ethoxyethane2-[2-(1-{4-[1-(4,4-dimethyl-4,5-dihydro-1,3-oxazol-2-yl)-1-methylethyl]phenethyl}-4-piperidinyl)-1H-benzimidazol-1-yl]ethyl ethyl ether; 2-(1-{4-[1-(4,4-dimethyl-4,5-dihydro-1,3-oxazol-2-yl)-1-methylethyl]phenethyl}-4-piperidinyl)-1-(2-ethoxyethyl)-1H-benzimidazoleethyl 2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoatemethyl 2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoateethyl 2-[4-(2-hydroxyethyl)phenyl]-2-methylpropionate2-amino-2-methyl-1-propanol；Karl Fischer;2-Amino-2-methyl-propan-1-ol；2-amino-2-methyl-1-propanol2-(2-(4-(2-chloroethyl)phenyl)propan-2-yl)-4,4-dimethyl-4,5-dihydrooxazole1-(2-ethoxyethyl)-2-(4-piperidyl)benzimidazole;1-(2-ethoxyethyl)-2-(piperidin-4-yl)-1H-benzo[d]imidazole2-[2-(1-{4-[1-(4,4-dimethyl-4,5-dihydro-1,3-oxazol-2-yl)-1-methylethyl]phenethyl}-4-piperidinyl)-1H-benzimidazol-1-yl]ethyl ethyl ether; 2-(1-{4-[1-(4,4-dimethyl-4,5-dihydro-1,3-oxazol-2-yl)-1-methylethyl]phenethyl}-4-piperidinyl)-1-(2-ethoxyethyl)-1H-benzimidazole2-(4-piperidinyl)-1H-benzimidazole；2-(Piperidin-4-yl)benzimidazole;4-(Benzimidazol-2-yl)piperidine；2-Piperidin-4-yl-1H-benzimidazoletert-butyl 4-(1H-benzo[d]imidazol-2-yl)piperidine-1-carboxylate2-ethoxyethyl mesylate;2-ethoxyethyl methanesulfonatetert-butyl 4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidine-1-carboxylate1-(2-ethoxyethyl)-2-(4-piperidyl)benzimidazole;1-(2-ethoxyethyl)-2-(piperidin-4-yl)-1H-benzo[d]imidazoleethyl 2-methyl-2-(4-(2-((methylsulfonyl)oxy)ethyl)phenyl)propanoateethyl 2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoatemethyl 2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoatemethyl 2-methyl-2-(4-(2-((methylsulfonyl)oxy)ethyl)phenyl)propanoatemethyl 2-(4-(2-(4-(1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoate2-(4-Bromophenyl)-1-ethanol; 4-Bromophenethyl alcohol；2-(4-bromophenyl)ethanol；2-(4-Bromophenyl)ethan-1-ol1-Ethoxy-2-methyl-1-trimethylsiloxypropene;1-Ethoxy-2-methyl-1-(trimethylsilyloxy)propene;1-Ethoxy-2-methyl-1-(trimethylsilyl)oxy-1-propene;1-ethoxy-2-methyl-1-propenyl trimethylsilyl ether; [(1-ethoxy-2-methyl-1-propenyl)oxy](trimethyl)silane
;dimethylketene ethyl trimethylsilyl acetal 1-Methoxy-2-methyl-1-(trimethylsiloxy)propene;1-Methoxy-2,2-dimethyl-1-(trimethylsiloxy)ethene;1-Methoxy-1-(trimethylsilyloxy)-2-methylpropene;[(1-methoxy-2-methyl-1-propenyl)oxy](trimethyl)silane; 1-methoxy-2-methyl-1-propenyl trimethylsilyl ether
;dimethylketene methyl trimethylsilyl acetalethyl 2-(4-(2-hydroxyethyl)phenyl)-2-methylpropanoatemethyl 2-(4-(2-hydroxyethyl)phenyl)-2-methylpropanoateethyl 2-methyl-2-(4-(2-((methylsulfonyl)oxy)ethyl)phenyl)propanoatemethyl 2-methyl-2-(4-(2-((methylsulfonyl)oxy)ethyl)phenyl)propanoate1-chloro-2-ethoxyethane2-(4-piperidinyl)-1H-benzimidazole；2-(Piperidin-4-yl)benzimidazole;4-(Benzimidazol-2-yl)piperidine；2-Piperidin-4-yl-1H-benzimidazole4-[1-(4,4-dimethyl-4,5-dihydro-1,3-oxazol-2-yl)-1-methylethyl]phenethyl 4-methylbenzenesulfonate2-(1-{4-[1-(4,4-dimethyl-4,5-dihydro-1,3-oxazol-2-yl)-1-methylethyl]phenethyl}-4-piperidinyl)-1H-benzimidazole2-[2-(1-{4-[1-(4,4-dimethyl-4,5-dihydro-1,3-oxazol-2-yl)-1-methylethyl]phenethyl}-4-piperidinyl)-1H-benzimidazol-1-yl]ethyl ethyl ether; 2-(1-{4-[1-(4,4-dimethyl-4,5-dihydro-1,3-oxazol-2-yl)-1-methylethyl]phenethyl}-4-piperidinyl)-1-(2-ethoxyethyl)-1H-benzimidazole
