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(2007/10/02)4-chloro-2-methyl-5,6,7,8-tetrahydro<1>benzothieno<2,3-d>pyrimidine
2-methyl-4-hydroxy-5,6,7,8-tetrahydrobenzothieno<2,3-d>pyrimidine
ethyl 2-amino-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate
4-hydrazinyl-2-methyl-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidine