Problem statement: Answer the MCQ question.
Query: Which compound exhibits a -1.778\% human ether-à-go-go related gene (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) O=C(Nc1ccc2oc(-c3cccnc3)nc2c1)c1ccc2c(c1)OCCO2
(b) Cc1ccccc1NC(=O)/C=C/c1cccs1
(c) O=C1CCCN1CCCNC(=S)Nc1ccccc1
(d) CCCCN(C)CCNC(=O)C(NC(=O)C1CCC(C)CC1)C(C)C
(e) O=C(NCc1cccnc1)c1cccc(S(=O)(=O)Nc2cccc(Cl)c2)c1
Answer: b. Cc1ccccc1NC(=O)/C=C/c1cccs1
{#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#}
Cc1ccccc1NC(=O)/C=C/c1cccs1
Cc1ccccc1NC(=O)/C=C/c1cccs1
(E)-N-(2-methylphenyl)-3-thiophen-2-ylprop-2-enamide