C11112331312111112111133133313331333132323213331333133112321333131   >>    C1111233131211111211113313331333133313232321333133313311232133313   <<    C11112331312111112111133133313331333132323213331333133112321333133   >>      C11112331312111112111133133313331333132323213331333133112321333132   >>