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. CCn1nnnc1SCC(=O)Nc1nc(C)c(C(=O)OC)s1
b. Cc1ccc(C(=O)N[C@H](C(=O)OCC(=O)Nc2cccc(S(N)(=O)=O)c2)C(C)C)cc1
c. CCS(=O)(=O)Nc1cc(-c2nc3cccnc3s2)ccc1C
d. O=C(NCCN1C(=O)S/C(=C\c2ccccc2)C1=O)c1cc(S(=O)(=O)N2CCOCC2)c(Cl)cc1Cl
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}