Midostaurin Impurity 1

Chemical Name: N-((5R,6S,7S,9S)-6-methoxy-5-methyl-14-oxo-6,7,8,9,15,16-hexahydro-5H,14H-17-oxa-4b,9a,15-triaza-5,9-methanodibenzo[b,h]cyclonona[jkl]cyclopenta[e]-as-indacen-7-yl)-N-methylbenzamide

Synonym: 24-Oxo Calcipotriol ; (5Z,7E,22E)-24-cyclopropyl-1a,3b-dihydroxy-9,10-secochola-5,7,10(19),22-tetraen-24-one