CC/C=C(\C)C1(CC)C(=O)NC(=O)NC1=O mol29611 0_1 CC/C=C(\C)C1(CC)C(=O)[N-]C(=O)NC1=O mol29611 -1_1 CC/C=C(\C)C1(CC)C(=O)[N-]C(=O)[N-]C1=O mol29611 -2_1