Task: Answer the multiple-choice question.
Question: Which compound has a 3.893\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. Cc1ccc(NC(=O)c2ccc(Cl)c(S(=O)(=O)NCC3CCCO3)c2)c(O)c1
b. C/C(=N\Nc1nc(C)cc(C)n1)c1ccc(N2CCOCC2)cc1
c. NC(=O)C1CCN(C(=O)/C=C/c2ccccc2[N+](=O)[O-])CC1
d. O=C(Cn1cc2c(n1)CCCC2)NCCCN1CCCC1
e. CC(=O)c1c(C)oc2ccc(N(C(C)=O)S(=O)(=O)c3ccc(Cl)c([N+](=O)[O-])c3)cc12
Answer: b. C/C(=N\Nc1nc(C)cc(C)n1)c1ccc(N2CCOCC2)cc1
{#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/C(=N\Nc1nc(C)cc(C)n1)c1ccc(N2CCOCC2)cc1
C/C(=N\Nc1nc(C)cc(C)n1)c1ccc(N2CCOCC2)cc1
4,6-dimethyl-N-[(E)-1-(4-morpholin-4-ylphenyl)ethylideneamino]pyrimidin-2-amine