4.
Name: 9H-10-Oxa-1,7b-diazabenzo(5,6)cyclohepta(1,2,3-jk)fluoren-5-ol,1,2,3,11,12,12a,13,13a-octahydro-11-methoxy-1,9-dimethyl-, (9R-(9alpha,11alpha,12abeta,13aalpha))-
CAS: 73360-06-2



6.
Name: (4S,6Z,12Z)-16,18-dihydroxy-4-methyl-3-oxabicyclo[12.4.0]octadeca-6,12,15,17,19-pentaene-2,8-dione
CAS: 40785-63-5


