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. O=C(CSc1ncn[nH]1)Nc1nc(-c2ccccc2)cs1
b. O=[N+]([O-])c1cccc(S(=O)(=O)Nc2cccc(-c3ccc(N4CCOCC4)nn3)c2)c1
c. O=C(Cc1ccccc1)CC1(O)C(=O)Nc2ccccc21
d. O=C(Nc1cccc(-c2nc3cccnc3s2)c1)c1ccco1
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}