3609-19-6

DE145 DE-145 DE 145 dihydroergostin 9,10-Dihydroergostine DFWHWFLWRXBPGX-UHFAATNVSA-N Dihydroergotamine Mesylate Impurity B Dihydro Ergotamine Mesylate EP Impurity B Dihydro Ergotamine Mesylate Impurity B ((9,10-Dihydroergostine) (5'α,10α)-5'-Benzyl-2'-ethyl-12'-hydroxy-3',6',18-trioxo-9,10-dih ydroergotam Dihydroergocristine Mesilate Impurity 7（Dihydroergocristine Mesilate EP Impurity G） Ergotaman-3',6',18-trione, 2'-ethyl-9,10-dihydro-12'-hydroxy-5'-(phenylmethyl)-, (5'α,10α)- (9CI)