Task: Answer the MCQ question.
Question: Which compound exhibits a 17.643\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) Cn1c(SCC(N)=O)nnc1-c1cnccn1
(b) O=C(c1ccncc1)N(Cc1ccccc1)Cc1nc2ccccc2c(=O)[nH]1
(c) CCOC(=O)c1c(C)[nH]c(C(=O)Cn2nnc(-c3ccccc3)n2)c1C
(d) CC1(C)CC(=O)C2=C(C1)NC(=O)NC2c1ccc(Cl)cc1
Answer: b. O=C(c1ccncc1)N(Cc1ccccc1)Cc1nc2ccccc2c(=O)[nH]1
{#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=C(c1ccncc1)N(Cc1ccccc1)Cc1nc2ccccc2c(=O)[nH]1
O=C(c1ccncc1)N(Cc1ccccc1)Cc1nc2ccccc2c(=O)[nH]1
N-benzyl-N-[(4-oxo-3H-quinazolin-2-yl)methyl]pyridine-4-carboxamide