Task: Answer the MCQ question.
Query: Which compound exhibits a 26.353\% 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 additional words.
Options:
a) COc1ccc(C2c3ccc4ccccc4c3Oc3ncn4nc(Cc5ccccc5)nc4c32)cc1OC
b) O=C1C=C(c2cc(Cl)cc(Cl)c2)C[C@@H](c2ccc3c(c2)OCO3)C1
c) Cc1ccc(-n2c(O)c(C=NCC3CCCO3)c(=O)[nH]c2=O)c(C)c1
d) CC(C)(C)c1ccc(C(=O)NC(=S)NCC2CCCO2)cc1
e) Cc1ccc(NC(=O)COC(=O)CCn2c(C)csc2=O)cc1S(=O)(=O)N1CCOCC1
Answer: b. O=C1C=C(c2cc(Cl)cc(Cl)c2)C[C@@H](c2ccc3c(c2)OCO3)C1
{#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#}
O=C1C=C(c2cc(Cl)cc(Cl)c2)C[C@@H](c2ccc3c(c2)OCO3)C1
O=C1C=C(c2cc(Cl)cc(Cl)c2)C[C@@H](c2ccc3c(c2)OCO3)C1
(5R)-5-(1,3-benzodioxol-5-yl)-3-(3,5-dichlorophenyl)cyclohex-2-en-1-one