1-Oxylato-3-methyl-4,9-dihydro-3a-azonianaphtho[2,3-c]furan
1-Oxylato-3-methyl-4,9-dihydro-3a-azonianaphtho[2,3-c]furan ??
??
1-Oxylato-3-methyl-4,9-dihydro-3a-azonianaphtho[2,3-c]furan C??? ??, ??, ??
1-Oxylato-3-methyl-4,9-dihydro-3a-azonianaphtho[2,3-c]furan ?? ?? ? ???
???
?? ??
1-Oxylato-3-methyl-4,9-dihydro-3a-azonianaphtho[2,3-c]furan ?? ??
???( 0)?? ??