Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 3.571\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) O=C(COC(=O)CC1CC2CCC1C2)NC(=O)NC1CCCC1
(b) CCCCN1CCC(COC(=O)c2cc(Cl)c(N)c3c2OCCO3)CC1.Cl
(c) Cc1nn2c(NCCOCCO)c3c(nc2c1-c1ccccc1)CCCC3
(d) CCOC(=O)c1c(-c2ccccc2)oc2cc(Br)c(O)cc12
(e) CC(NC(=O)C1CCN(C(=O)[C@@H]2Cc3ccccc3CN2)CC1)c1ccccc1
Answer: d. CCOC(=O)c1c(-c2ccccc2)oc2cc(Br)c(O)cc12
{#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)c1c(-c2ccccc2)oc2cc(Br)c(O)cc12
CCOC(=O)c1c(-c2ccccc2)oc2cc(Br)c(O)cc12
ethyl 6-bromo-5-hydroxy-2-phenyl-1-benzofuran-3-carboxylate