8-Acetylamino-2,3-dihydro-6-methyl-1,4-dioxa-5,7-diazaphenanthrene
8-Acetylamino-2,3-dihydro-6-methyl-1,4-dioxa-5,7-diazaphenanthrene ??
??
8-Acetylamino-2,3-dihydro-6-methyl-1,4-dioxa-5,7-diazaphenanthrene C??? ??, ??, ??
8-Acetylamino-2,3-dihydro-6-methyl-1,4-dioxa-5,7-diazaphenanthrene ?? ?? ? ???
???
?? ??
8-Acetylamino-2,3-dihydro-6-methyl-1,4-dioxa-5,7-diazaphenanthrene ?? ??
???( 0)?? ??
