chr,start,stop,reference nuc,variant nuc,depth,genic status,zygosity,variant ID 12,19172519,19172520,G,C,2,GENIC,homozygous,1001332578 12,19172520,19172521,G,T,2,GENIC,homozygous,1001332579 12,19172521,19172522,G,T,2,GENIC,homozygous,1001332580