Task: Answer the MCQ question.
Question: Which drug exhibits a 3.093\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) COCC(=O)Nc1cccc2ccccc12
(b) O=c1cc(C(F)F)oc2c1ccc1ccccc12
(c) CCC1Oc2ccc(C)cc2N(CC(=O)NCc2cccc(OC)c2)C1=O
Answer: b. O=c1cc(C(F)F)oc2c1ccc1ccccc12
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=c1cc(C(F)F)oc2c1ccc1ccccc12
O=c1cc(C(F)F)oc2c1ccc1ccccc12
[O][=C][C][=C][Branch1][=Branch1][C][Branch1][C][F][F][O][C][=C][Ring1][=Branch2][C][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][#Branch2]
2-(difluoromethyl)benzo[h]chromen-4-one