Task: Answer the MCQ question.
Question: Which drug exhibits a 6.313\% 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, or d without using any additional words.
Options:
(a) O=C(NC1CCCCCC1)c1ccc2c(=O)n3c(nc2c1)CCCCC3
(b) C=CCn1c(SCc2nc3ccccc3c(=O)[nH]2)nc2scc(C3CC3)c2c1=O
(c) Cc1nn(Cc2ccc(Cl)cc2)c2sc(C(=O)OCC(N)=O)cc12
(d) COc1ccc2[nH]c(=O)c(CN(C(=O)NC3CCCCC3)C3CCCC3)cc2c1
Answer: b. C=CCn1c(SCc2nc3ccccc3c(=O)[nH]2)nc2scc(C3CC3)c2c1=O
{#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#}
C=CCn1c(SCc2nc3ccccc3c(=O)[nH]2)nc2scc(C3CC3)c2c1=O
C=CCn1c(SCc2nc3ccccc3c(=O)[nH]2)nc2scc(C3CC3)c2c1=O
5-cyclopropyl-2-[(4-oxo-3H-quinazolin-2-yl)methylsulfanyl]-3-prop-2-enylthieno[2,3-d]pyrimidin-4-one