Task: Please answer the following question about the molecule with SMILES O=C1CCc2c(Oc3ccc4c(c3)[C@@H]3[C@H](O4)[C@H]3c3nc4cc(C(F)(F)F)ccc4[nH]3)ccnc2N1.
Question: Which USAN substem can this drug or clinical candidate name be matched with?
Result: -rafenib
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
O=C1CCc2c(Oc3ccc4c(c3)[C@@H]3[C@H](O4)[C@H]3c3nc4cc(C(F)(F)F)ccc4[nH]3)ccnc2N1
O=C1CCc2c(Oc3ccc4c(c3)[C@@H]3[C@H](O4)[C@H]3c3nc4cc(C(F)(F)F)ccc4[nH]3)ccnc2N1
5-[[(1R,1aS,6bR)-1-[5-(trifluoromethyl)-1H-benzimidazol-2-yl]-1a,6b-dihydro-1H-cyclopropa[b][1]benzofuran-5-yl]oxy]-3,4-dihydro-1H-1,8-naphthyridin-2-one
Which USAN substem can this drug or clinical candidate name be matched with?
-rafenib