C1111133313331323223313331333133313113313223313331311331323131112321   >>    C111113331333132322331333133313331311331322331333131133132313111232   <<    C1111133313331323223313331333133313113313223313331311331323131112323   >>      C1111133313331323223313331333133313113313223313331311331323131112322   >>