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 other words.
Options:
a. C=CCn1c(SCC(N)=O)nc(C)cc1=O
b. CC1CCN(c2nc3ccc(C(=O)N4CCN(Cc5ccc6c(c5)OCO6)CC4)cc3s2)CC1
c. O=C(Cc1c(F)cccc1Cl)NNC(=S)Nc1ccc(S(=O)(=O)Nc2ncccn2)cc1
d. COc1ccccc1-c1nnc2sc(-c3ccc(N(C)C)cc3)nn12
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}