Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. Cn1c(=O)c2c(nc(NCCO)n2CCc2ccccc2)n(C)c1=O
b. CC1CCCCN1S(=O)(=O)c1cccc(S(=O)(=O)N2CCOCC2)c1
c. CCCCOc1ccc(CN2CCC(O)CC2)cc1
d. C=CCn1c(SCc2c(C(=O)OC)sc(N)c2C(=O)OC)nnc1-c1ccc(Cl)cc1
Answer: a, b, c
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}