Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES)
n-Hexane `underset{Delta}stackrel{V_2O_5,Al_2O_3}{rightarrow}A underset{AlCl_3}stackrel{CH_3COCl}{rightarrow}Boverset{text(Zn-Hg/Conc.HCl)}{rightarrow}C overset{NSB}{rightarrow}D`Identify D - Sarthaks eConnect
