Task: Answer the multiple choice question.
Question: Which drug exhibits a 5.256\% 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) CC(C)(C)c1ccc(-n2ncc3c2CCCC3NC(=O)c2cnccn2)cc1
(b) COC(=O)c1ccccc1NC(=S)N(Cc1ccc2c(c1)OCO2)Cc1cc2ccc(C)cc2[nH]c1=O
(c) CCCC(=O)Nc1nnc(SCC(=O)NCc2ccc3c(c2)OCO3)s1
(d) COc1ccc(CCNC2=NCCS2)cc1
Answer: d. COc1ccc(CCNC2=NCCS2)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#}
COc1ccc(CCNC2=NCCS2)cc1
COc1ccc(CCNC2=NCCS2)cc1
N-[2-(4-methoxyphenyl)ethyl]-4,5-dihydro-1,3-thiazol-2-amine