C11111333133313232233133313331333133313332322331331121111332333321   >>    C1111133313331323223313331333133313331333232233133112111133233332   <<    C11111333133313232233133313331333133313332322331331121111332333323   >>      C11111333133313232233133313331333133313332322331331121111332333322   >>