Savvy

Donor

E-3 E-2 E-1 +1 +2 +3 +4 +5 +6

Branchpoint

-3 -2 -1 0 +1

Acceptor

-20 -19 -18 -17 -16 -15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 E+1 E+2 E+3