C[C@H]1CC[C@@]2(NC1)O[C@H]1C[C@H]3[C@@H]4CC[C@H]5C[C@@H](O)CC[C@]5(C)[C@H]4CC[C@]3(C)[C@H]1[C@@H]2C
Molecular masses are calculated from the standard atomic weights of each element. What is the molecular mass of this molecule?