Task: Answer the multiple choice question.
Query: Which drug exhibits a -0.774\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) O=C(NCCCn1ccnc1)C1CC2CCC1C2
b.) Cc1c(C(=O)OC2CCCCC2)[nH]c2c1C(=O)CC(C)(C)C2
c.) Clc1ccc(Cl)c(OCc2cc(-c3ccccc3Cl)on2)c1
d.) COc1c2ccoc2c(OC[C@@H](O)C(C)(C)OC)c2oc(=O)ccc12
Answer: b. Cc1c(C(=O)OC2CCCCC2)[nH]c2c1C(=O)CC(C)(C)C2
{#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#}
Cc1c(C(=O)OC2CCCCC2)[nH]c2c1C(=O)CC(C)(C)C2
Cc1c(C(=O)OC2CCCCC2)[nH]c2c1C(=O)CC(C)(C)C2
cyclohexyl 3,6,6-trimethyl-4-oxo-5,7-dihydro-1H-indole-2-carboxylate