Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 2.041\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] COc1ccc(CCNC(=S)Nc2cc(C)ccc2C)cc1
[b] Cc1ccc(S(=O)(=O)NCCC(=O)OCC(=O)N2CCCC2=O)cc1C
[c] CCOc1cc(C2C3=C(CC(C)(C)CC3=O)OC3=C2C(=O)CC(C)(C)C3)cc([N+](=O)[O-])c1O
[d] O=c1[nH]c2ccccc2[n+]([O-])c1-c1ccccc1
[e] COc1ccc(-c2c(C)nn3c(N)c(-c4ccccc4)cnc23)cc1OC
Answer: a. COc1ccc(CCNC(=S)Nc2cc(C)ccc2C)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(CCNC(=S)Nc2cc(C)ccc2C)cc1
COc1ccc(CCNC(=S)Nc2cc(C)ccc2C)cc1
1-(2,5-dimethylphenyl)-3-[2-(4-methoxyphenyl)ethyl]thiourea