C11111333133313232233133313331333133313231333133313332233323321   >>    C1111133313331323223313331333133313331323133313331333223332332   <<    C11111333133313232233133313331333133313231333133313332233323323   >>      C11111333133313232233133313331333133313231333133313332233323322   >>