What does c1 stand for?
c1 stands for "C1r-C1s"
How to abbreviate "C1r-C1s"?
"C1r-C1s" can be abbreviated as c1
What is the meaning of c1 abbreviation?
The meaning of c1 abbreviation is "C1r-C1s"
What does c1 mean?
c1 as abbreviation means "C1r-C1s"
