Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a -2.087\% 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) COc1cccc(CNC(=O)CCCN2C(=O)C(c3ccccc3)Oc3cccnc32)c1OC
(b) Nc1nc2n(n1)C(c1ccccc1)CC(c1ccc(F)cc1)N2
(c) CCCC(C)C(=O)NCc1ccc2c(c1)OCO2
(d) CCN1CCC2(CC1)NC(CO)(CO)CO2
Answer: b. Nc1nc2n(n1)C(c1ccccc1)CC(c1ccc(F)cc1)N2
{#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#}
Nc1nc2n(n1)C(c1ccccc1)CC(c1ccc(F)cc1)N2
Nc1nc2n(n1)C(c1ccccc1)CC(c1ccc(F)cc1)N2
5-(4-fluorophenyl)-7-phenyl-4,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine