C1111133313331323223313331333133313231333132332131333133331322321   >>    C111113331333132322331333133313331323133313233213133313333132232   <<    C1111133313331323223313331333133313231333132332131333133331322323   >>      C1111133313331323223313331333133313231333132332131333133331322322   >>