Task: Answer the multiple-choice question.
Query: Which compound exhibits a -21.789\% 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.) COc1cccc(Cn2cnc3c(NS(=O)(=O)c4ccc(Cl)cc4Cl)c(C)c(C)cc32)c1
b.) O=C(Nc1ccc(Cl)cc1)N(Cc1cccnc1)Cc1ccco1
c.) Cc1nnc(SCC(=O)Nc2ccc(F)cc2)n(N)c1=O
d.) Nn1c(SCC(=O)NCCC2=CCCCC2)nnc1C(F)(F)F
Answer: b. O=C(Nc1ccc(Cl)cc1)N(Cc1cccnc1)Cc1ccco1
{#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(Nc1ccc(Cl)cc1)N(Cc1cccnc1)Cc1ccco1
O=C(Nc1ccc(Cl)cc1)N(Cc1cccnc1)Cc1ccco1
3-(4-chlorophenyl)-1-(furan-2-ylmethyl)-1-(pyridin-3-ylmethyl)urea