Task: Answer the MCQ question.
Query: Which compound exhibits a 4.434\% 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 other words.
Options:
(a) COc1cccc(C(=O)NCC(=O)N2CCC3(CC2)NCCc2[nH]cnc23)c1OC
(b) CSc1nnc(C2CCCN2)n1C.Cl
(c) O=C(O)C1=C[C@@H](c2csc3ccccc23)C[C@@H](OCCCCO)O1
(d) CCn1c(CNC(=O)C23CC4CC(CC(C4)C2)C3)nnc1SCC(=O)Nc1nnc(C)s1
Answer: b. CSc1nnc(C2CCCN2)n1C.Cl
{#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#}
CSc1nnc(C2CCCN2)n1C.Cl
CSc1nnc(C2CCCN2)n1C.Cl
4-methyl-3-methylsulfanyl-5-pyrrolidin-2-yl-1,2,4-triazole;hydrochloride