C111113331333132322331333133313331323133313233213133313113313133313223313321   >>    C11111333133313232233133313331333132313331323321313331311331313331322331332   <<    C111113331333132322331333133313331323133313233213133313113313133313223313323   >>      C111113331333132322331333133313331323133313233213133313113313133313223313322   >>