1-(7-Carboxy-3,4-dihydro-2-naphthalenyl)-3-methyl-1H-imidazolium hydroxide inner salt 135922-36-0 1H-Imidazolium, 1-(7-carboxy-3,4-dihydro-2-naphthalenyl)-3-methyl-, hydroxide, inner salt BRN 4327618