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. CCCCS(=O)(=O)NC1=NCN(CCO)CN1
b. CC1CCN(C(=O)COC(=O)c2cc(S(=O)(=O)N3CCOCC3)ccc2Cl)CC1
c. COC(=O)c1cc(CNC(=O)c2ccccc2Cl)ccc1OC
d. CCNC(=O)c1cc(Br)ccc1Cl
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}