Task: Answer the multiple choice question.
Question: Which compound exhibits a -1.982% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) O=C(c1c(F)cccc1F)N1CCC(O)(c2cccnc2)CC1
(b) COc1ccc(Cc2nnc(NC(=O)c3ccc(OC)c(OC)c3)s2)cc1
(c) COc1cc2oc3ccccc3c(=O)c2cc1OC
(d) CC(=O)Nc1cccc(-c2cn3ccc(C)cc3n2)c1
Answer: c. COc1cc2oc3ccccc3c(=O)c2cc1OC
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1cc2oc3ccccc3c(=O)c2cc1OC
COc1cc2oc3ccccc3c(=O)c2cc1OC
2,3-dimethoxyxanthen-9-one