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01 Japanese Pharmacopoeia Trihexyphenidyl Hydrochloride (1)
02 Japanese Pharmacopoeia amosulalol hydrochloride (1)
03 Japanese Pharmacopoeia di Memoru fan phosphate (1)
04 Japanese Pharmacopoeia trihexyphenidyl hydrochloride (1)
01 Kawaken Fine Chemical Co., Ltd. (4)
01 Japan (4)