Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CC(C)(C)Oc1cc([C@H](C2=CN[C@H](C(C)(C)O)S2)c2cc[n+]([O-])cc2)ccc1OC(F)F
(b) O=C1OC2(CCC(c3nc4ccc(C(F)(F)F)cc4[nH]3)CC2)CN1c1ccccc1
Answer: b
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}
3-phenyl-8-[6-(trifluoromethyl)-1H-benzimidazol-2-yl]-1-oxa-3-azaspiro[4.5]decan-2-one