简约风红色背景实验室玻璃器皿分子结构插画

minimalist style illustration, main color red, color scheme red and white, main objects chemical lab equipment and molecular structure, chemical lab equipment includes a flask and a test tube, liquid and bubbles in the flask, liquid in the test tube, molecular structure composed of multiple dots and lines, located above the equipment, objects arranged closely, spatial relationship parallel and orderly, no decorative elements, no text, background solid color with gradient shadow, overall visual effect simple and clear, conveying scientific experiment and chemical research information