Task: Answer the multiple choice question.
Query: Which compound exhibits a 13.537\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a COCCn1c(SCc2cc(C(C)=O)ccc2OC)nc2cc(Cl)ccc2c1=O
b CCc1ccc(N2C(=O)C3C4C=CC(CC4)C3C2=O)cc1
c O=C(NCC1CCCO1)c1cccc(Oc2ccc([N+](=O)[O-])cc2Cl)c1
d COc1ccc(N2CCN(CC(=O)N3CCC(C)CC3)CC2)cc1
Answer: b. CCc1ccc(N2C(=O)C3C4C=CC(CC4)C3C2=O)cc1
{#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#}
CCc1ccc(N2C(=O)C3C4C=CC(CC4)C3C2=O)cc1
CCc1ccc(N2C(=O)C3C4C=CC(CC4)C3C2=O)cc1
4-(4-ethylphenyl)-4-azatricyclo[5.2.2.02,6]undec-8-ene-3,5-dione