Task: Answer the multiple-choice question.
Query: Which compound exhibits a -0.758\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. COCc1ccc(C(=O)N2CCCC(N(C)CCc3ccc(OC)c(OC)c3)C2)s1
b. O=C(CN1CCC(C(=O)c2ccc(F)cc2)CC1)Nc1ccccc1Cl
c. COc1ccccc1CCN1CCCC(CN(C)CC(C)(C)CO)C1
d. O=C(c1cc(-c2ccncc2)nc2ccccc12)N1CCN(c2ccccc2O)CC1
Answer: d. O=C(c1cc(-c2ccncc2)nc2ccccc12)N1CCN(c2ccccc2O)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#}
O=C(c1cc(-c2ccncc2)nc2ccccc12)N1CCN(c2ccccc2O)CC1
O=C(c1cc(-c2ccncc2)nc2ccccc12)N1CCN(c2ccccc2O)CC1
[4-(2-hydroxyphenyl)piperazin-1-yl]-(2-pyridin-4-ylquinolin-4-yl)methanone