6 684046 May 31, 2016 #1 Advertisement - Members don't see this ad I understand 1R and 3S but why is 2 S?
Roy Williams Full Member Verified Member 7+ Year Member Joined Dec 11, 2015 Messages 825 Reaction score 859 Points 5,321 Dental Student May 31, 2016 #2 1st Priority: C connected to O, C, H 2nd Priority: C connected to C, C, H 3rd Priority: C connected to C, H, H counterclockwise with H in back = S Upvote 0 Downvote
1st Priority: C connected to O, C, H 2nd Priority: C connected to C, C, H 3rd Priority: C connected to C, H, H counterclockwise with H in back = S