pyran,trifluoromethyl,2h-pyran,2h-pyran-2-one
2H-pyran
80930-63-83-acetyl-3,5,12-trihydroxy-10-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracen-1-yl 3-amino-2,3,6-trideoxy-4-O-[2,6-dideoxy-4-O-(6-methyl-5-oxotetrahydro-2H-pyran-2-yl)hexopyranosyl]hexopyranoside 2H-pyran-2-one
100760-66-56-[(1E,3E,5E)-6-[(1R,8S)-4β,8-Dihydroxy-1α,3α,5α,7α-tetramethyl-2,6-dioxabicyclo[3.2.1]oct-3β-yl]hexa-1,3,5-trienyl]-4-methoxy-5-methyl-2H-pyran-2-one