ascomycin 、
甲胺 以
甲醇 为溶剂,
以15%的产率得到(1R,9S,12S,13R,14S,17R,18E,21S,23S,24R,25S,27R)-17-ethyl-1,14-dihydroxy-12-[(E)-1-[(3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-23,25-dimethoxy-13,19,21,27-tetramethyl-2-methylimino-11,28-dioxa-4-azatricyclo[22.3.1.04,9]octacos-18-ene-3,10,16-trione