Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CCCC(=O)Nc1ccc(S(=O)(=O)N2CCCC2)cc1
b. O=C1OCCC1Sc1nnc(-c2ccccc2)o1
c. CCOc1ccccc1/C=N/Nc1ccc(Cl)nn1
d. O=C(N[C@@H](Cc1ccc(O)cc1)C(=O)O)c1ccc(C(F)(F)F)cc1
Answer: a, b, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}