Task: Answer the MCQ question.
Question: Which compound exhibits a 5.024\% 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 other words.
Options:
(a) CCOC(=O)c1[nH]c(CN2CCN(c3ccc(OC)cc3)CC2)c(C(=O)OCC)c1C
(b) CCNC(=O)C(CCSC)NS(=O)(=O)c1ccc(C)cc1
(c) COc1ccccc1NC(=S)N(CCN1CCOCC1)Cc1ccccc1F
(d) CC(Nc1ccccc1)c1ccncc1
(e) Cc1cccc(C(=O)Oc2ccc(/C=N/NC(=O)c3ccccc3O)cc2)c1
Answer: a. CCOC(=O)c1[nH]c(CN2CCN(c3ccc(OC)cc3)CC2)c(C(=O)OCC)c1C
{#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#}
CCOC(=O)c1[nH]c(CN2CCN(c3ccc(OC)cc3)CC2)c(C(=O)OCC)c1C
CCOC(=O)c1[nH]c(CN2CCN(c3ccc(OC)cc3)CC2)c(C(=O)OCC)c1C
diethyl 5-[[4-(4-methoxyphenyl)piperazin-1-yl]methyl]-3-methyl-1H-pyrrole-2,4-dicarboxylate