C111113331333132322331333133313331333132313121111331323112122221   >>    C11111333133313232233133313331333133313231312111133132311212222   <<    C111113331333132322331333133313331333132313121111331323112122223   >>      C111113331333132322331333133313331333132313121111331323112122222   >>