C1111133313331323223313331333133313331323321333132313331311322321   >>    C111113331333132322331333133313331333132332133313231333131132232   <<    C1111133313331323223313331333133313331323321333132313331311322323   >>      C1111133313331323223313331333133313331323321333132313331311322322   >>