C111113331333132322331333133313331333132313331333133311211331221   >>    C11111333133313232233133313331333133313231333133313331121133122   <<    C111113331333132322331333133313331333132313331333133311211331223   >>      C111113331333132322331333133313331333132313331333133311211331222   >>