Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CO[C@]12CC[C@@]3(C[C@@H]1[C@](C)(O)C(C)(C)C)[C@H]1Cc4ccc(O)c5c4[C@@]3(CCN1CC1CC1)[C@@H]2O5
b: CC(Oc1ccccc1CC1CC1)C1=NCCN1
c: COc1cccc(F)c1CC(c1ccccc1)N1CCNCC1
d: COc1ccc2nccc(C(O)CN3CCC(NCc4cc5c(cn4)OCCO5)CC3)c2n1
Answer: a, b, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
2-[4-(2,3-dihydro-[1,4]dioxino[2,3-c]pyridin-7-ylmethylamino)piperidin-1-yl]-1-(6-methoxy-1,5-naphthyridin-4-yl)ethanol