1. 莨菪碱EP杂质E(山莨菪碱USP相关化合物A,去甲莨菪碱)

莨菪碱EP杂质E(山莨菪碱USP相关化合物A,去甲莨菪碱)

Hyoscyamine EP Impurity E (Hyoscyamine USP Related Compound A, Norhyoscyamine)