C11112331312111112111133133313331333133313331333133313331333132322131311321   >>    C1111233131211111211113313331333133313331333133313331333133313232213131132   <<    C11112331312111112111133133313331333133313331333133313331333132322131311323   >>      C11112331312111112111133133313331333133313331333133313331333132322131311322   >>