Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. COc1ccc2c(c1)C(C1CCN(C)CC1)Oc1ccccc1S2.O=C(O)/C=C\C(=O)O
b. CCc1cc(=O)oc2cc(OCC(=O)NCCCN3CCOCC3)c(Cl)cc12
c. COc1ccc(C(=O)c2cn[nH]c2-c2cc(C)ccc2O)cc1
d. CC(C)(C)n1ncc2c(=O)n(CC(=O)c3ccc(Cl)cc3)cnc21
e. COc1cc(NC(=O)c2ccc(F)cc2)ccc1NC(=O)c1cc2ccccc2o1
Answer: a
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}