C111113331333132322331333133313331333133323223313311211111321123133121   >>    C11111333133313232233133313331333133313332322331331121111132112313312   <<    C111113331333132322331333133313331333133323223313311211111321123133123   >>      C111113331333132322331333133313331333133323223313311211111321123133122   >>