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(12S,3E,5S,13E,15Z)-7t-acetoxy-112-ethyl-15,6,9c,11t-tetrahydroxy-5r-methoxy-12,4,6t,8c,10c,12t,16-heptamethyl-2-oxa-18-aza-1(2,7)-furo[2',3':5,6]benzo[1,2-a]phenazina-cyclooctadecaphane-3,13,15-triene-11,17-dione
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(12S,5S)-7t-acetoxy-15,9c,11t-trihydroxy-5r-methoxy-12,4,6t,8c,10c,12t,16ξ-heptamethyl-2-oxa-18-aza-1(2,7)-furo[2',3':5,6]benzo[1,2-a]phenoxazina-cyclooctadecaphan-3t-ene-11,6,17-trione
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