C1111133313331323223313331333133313231333132332131333133313232212323132321   >>    C111113331333132322331333133313331323133313233213133313331323221232313232   <<    C1111133313331323223313331333133313231333132332131333133313232212323132323   >>      C1111133313331323223313331333133313231333132332131333133313232212323132322   >>