Problem statement: Answer the multiple-choice question.
Question: Which drug has a -63.740\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) CCc1ccccc1NC(=O)C1CCCN(c2ncccn2)C1
(b) CCc1nn(C(C)C(=O)N2CC(C)CC(C)C2)c(=O)c2cc3occc3n12
(c) O=C1CC2(CCN(C(=O)c3ccc(Cl)cc3)CC2)Oc2ccccc21
Answer: c. O=C1CC2(CCN(C(=O)c3ccc(Cl)cc3)CC2)Oc2ccccc21
{#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=C1CC2(CCN(C(=O)c3ccc(Cl)cc3)CC2)Oc2ccccc21
O=C1CC2(CCN(C(=O)c3ccc(Cl)cc3)CC2)Oc2ccccc21
1'-(4-chlorobenzoyl)spiro[3H-chromene-2,4'-piperidine]-4-one