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 other words.
Options:
a.) O[C@H]1c2ccccc2CCC12CCN(CCc1ccccc1)CC2
b.) CC(C)(C)Oc1cc([C@H](C2=CN[C@@H](C(C)(C)O)C=C2)c2cc[n+]([O-])cc2)ccc1OC(F)F
Answer: a
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}
(1R)-1'-(2-phenylethyl)spiro[3,4-dihydro-1H-naphthalene-2,4'-piperidine]-1-ol