Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a: CCOP(=O)(OCC)SCc1nnc(C)o1
b: O=C1OCCC1N(C(=O)C1CC1)c1cccc(Cl)c1
c: Cc1cccc(C)n1
d: CON=C(C)C(=NOC(=O)N(C)SN(C)C(=O)ON=C(C)SC)C(=O)N(C)C
Answer: c
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}