chr,start,stop,reference nuc,variant nuc,depth,genic status,zygosity,variant ID 12,19172519,19172520,G,C,19,GENIC,homozygous,988903855 12,19172520,19172521,G,T,18,GENIC,homozygous,988903856 12,19172521,19172522,G,T,19,GENIC,homozygous,988903857