C112313233211113313121111331333133313231323133313331323331322321   >>    C11231323321111331312111133133313331323132313331333132333132232   <<    C112313233211113313121111331333133313231323133313331323331322323   >>      C112313233211113313121111331333133313231323133313331323331322322   >>