A creatine anhydride,C4H7N3O,formed by the metabolism of creatine,that is found in muscle tissue and blood and normally excreted in the urine as a metabolic waste.

• 肌酸酐一种肌酸酐，C4H7N3O，由肌酸的新陈代谢形成，发现于肌肉细胞组织和血液中，一般作为新陈代谢的废物通过尿液排出。