Task: Answer the MCQ question.
Query: Which drug exhibits a 21.325\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) COc1ccccc1C(=O)NCC(=O)NC(C)c1ccc(-n2ccnc2)cc1
(b) O=C(O)C(=O)O.OC(COCc1cccs1)CN1CCN(c2cccc(Cl)c2)CC1
(c) COc1cc(CCCN2C(=O)C(=O)NC[C@@H]2CCCCN)cc(OC)c1OC
(d) O=C(COC(=O)c1ccc2c(c1)OCCO2)Nc1cc(Cl)ccc1Cl
Answer: c. COc1cc(CCCN2C(=O)C(=O)NC[C@@H]2CCCCN)cc(OC)c1OC
{#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#}
COc1cc(CCCN2C(=O)C(=O)NC[C@@H]2CCCCN)cc(OC)c1OC
COc1cc(CCCN2C(=O)C(=O)NC[C@@H]2CCCCN)cc(OC)c1OC
(6S)-6-(4-aminobutyl)-1-[3-(3,4,5-trimethoxyphenyl)propyl]piperazine-2,3-dione