C13112133313331323321333133313331333133313331313331333131131222321   >>    C1311213331333132332133313331333133313331333131333133313113122232   <<    C13112133313331323321333133313331333133313331313331333131131222323   >>      C13112133313331323321333133313331333133313331313331333131131222322   >>